CVE-2026-91487

At a glance

Severity
MEDIUM 4.8
EPSS
EPSS 0.17 % · percentile 6 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
oracle
NVD status
Awaiting Analysis

Description

Vulnerability in Oracle Java SE (component: Compiler). Supported versions that are affected are Oracle Java SE: 8u503-perf, 11.0.32.1, 17.0.20.1, 21.0.12.1, 25.0.4.1, 27; Oracle GraalVM for JDK: 17.0.20.1 and 21.0.12.1; Oracle GraalVM Enterprise Edition: 21.3.19.1.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data as well as unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Noracle
CVSS 3.1MEDIUM 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:NNVD · secalert_us@oracle.com (Secondary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected products

ProductVersions
Oracle Corporation · Oracle Java SEaffected 8u503-perf ; affected 11.0.32.1 ; affected 17.0.20.1 ; affected 21.0.12.1 ; affected 25.0.4.1 ; affected 27

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD